*{ padding:0; margin:0;}
li {list-style: none;}
a {text-decoration: none;color: #333333;}
.px2rem(@name, @px){
    @{name}: @px / 75 * 1rem;
}

.webkit{
    display: -webkit-flex;
    display: -moz-flex;
}
.line-height(@arg){.px2rem(line-height, @arg);}
.font-size(@arg){.px2rem(font-size, @arg);}

.font(@fz,@color){
    .px2rem(font-size,@fz);
    color: @color;
}
.border-bottom(@px,@xian,@color){
    .px2rem(border-bottom-width,@px);
    border-bottom-style: @xian;
    border-bottom-color: @color;
}
.border-top(@px,@xian,@color){
    .px2rem(border-top-width,@px);
    border-top-style: @xian;
    border-top-color: @color;
}
.border(@px,@xian,@color){.px2rem(border-width,@px);border-style: @xian; border-color: @color;}

.padding-top(@top){.px2rem(padding-top, @top);}
.padding-right(@right){.px2rem(padding-right, @right);}
.padding-bottom(@bottom){.px2rem(padding-bottom, @bottom);}
.padding-left(@left){.px2rem(padding-left, @left);}

.padding(@top,@right,@bottom,@left){
   .px2rem(padding-top,@top);
   .px2rem(padding-right,@right);
   .px2rem(padding-bottom,@bottom);
   .px2rem(padding-left,@left);
}

.margin-top(@top){.px2rem(margin-top, @top);}
.margin-right(@right){.px2rem(margin-right, @right);}
.margin-bottom(@bottom){.px2rem(margin-bottom, @bottom);}
.margin-left(@left){.px2rem(margin-left, @left);}

.margin(@top,@right,@bottom,@left){
   .px2rem(margin-top,@top);
   .px2rem(margin-right,@right);
   .px2rem(margin-bottom,@bottom);
   .px2rem(margin-left,@left);
}
body, html {
    width: 100%;
    height: 100%;
    background: #f2f2f2;
}

.section_one {
    width: 100%;
    .webkit();
    .line-height(88);
    .px2rem(height,88);
    border-bottom: 1px solid #d2d2d2;
    justify-content: center;
    align-items: center;
    background: #f8f8f8;
    .left{
        flex: 1;
        .padding-left(33);
        .padding-top(28);
        img {
            .px2rem(width,47);
            .px2rem(height,34);
        }
    }
    .center{
        flex: 1;
        text-align: center;
        .font-size(31);
    }
    .right{
        flex: 1;
    }
}

.section_two {
    .webkit();
    align-items: center;
    .px2rem(height,148);
    background: #FFFFFF;
    .checked {
        .px2rem(width,280);
        text-align: right;
        .padding-right(22);
        img {
            .px2rem(width,50);
            .px2rem(height,50);
        }
    }
    .success {
        .px2rem(width,470);
        .font(29,#4cd964);
    }
}

.section_three {
    .px2rem(height,327);
    background: #FFFFFF;
    .margin-top(15);
    .padding-left(27);
    .padding-right(27);
    .detail {
        .webkit();
        flex-direction: column;
        .padding-top(20);
        p {
            .margin-top(13);
            span {
                .font(22,red);
                font-weight: bold;
            }
        }
    }
    .wzf {
        width: 100%;
        .px2rem(height,75);
        background: red;
        border: 1px solid red;
        border-radius: 4px;
        .margin-top(30);
        .font(31,white);
    }
}
footer {
    nav {
        .webkit();
        .px2rem(width,480);
        margin: 0 auto;
        text-align: center;
        align-items: center;
        .margin-top(53);
        .margin-bottom(20);
        .font(24,#82858a);
        p{
            flex: 1;
        }
        .tuichu {
            border-left: 2px solid grey;
            border-right: 2px solid grey;
        }
    }
    span{
        .webkit();
        flex: 1;
        display: block;
        text-align: center;
    }
}
